DOCUMENT:Q98885  25-AUG-1993  [W_NT]
TITLE   :INF: Pin Connections for Cabling Between APC UPS and RS-232
PRODUCT :Windows NT
PROD/VER:3.10
OPER/SYS:WINDOWS
KEYWORDS:

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The information in this article applies to:
 
 - Microsoft Windows NT operating system version 3.1
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Summary:
 
If you are having difficulty getting your American Power Conversion
(APC) uninterruptable power supply (UPS) system to work with Windows
NT, it may be due to the serial cable you are using. The following
information applies to APC Back-Ups models 250, 400, 450, 600, 900,
and 1250.
 
Make sure the following pins are connected:
 
   APC    NT RS 232
   Pin#   Pin#
   ----------------

   1      4
   2      8
   5      1
 
Note: unlisted pins need not be connected.

MORE INFORMATION
================

APC provides a cable that correctly connects their power supply unit
to a PC. You can contact APC and order part #940-0020B.
 
Additional reference words: 3.10
KBCategory:
KBSubCategory: HRDWR FAUTOL

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Copyright Microsoft Corporation 1993.